Most dry plant mass comes from carbon dioxide
Carbon atoms from the atmosphere become sugars, cellulose and many other compounds.
Roots acquire water and minerals
Nitrogen, phosphorus, potassium and micronutrients are needed in appropriate amounts.
Soil is more than dirt
Its texture, structure, organic matter, chemistry and organisms affect roots and water.
More fertilizer is not automatically better
Nutrient excess can harm plants and surrounding ecosystems.
This page explains scientific concepts for general learning. It does not replace laboratory safety procedures, professional engineering guidance, or individualized medical advice.